| Name | Date/time | RA | Dec | Magnitude | Filter | Site Code |
|---|---|---|---|---|---|---|
| C/2009 Y1 | 2011 08 10.03020 | 23 26 07.56 | -09 00 34.9 | 15.0 | N | 958 |
| C/2009 Y1 | 2011 08 10.03147 | 23 26 07.51 | -09 00 37.5 | 16.2 | N | J59 |
| C/2009 Y1 | 2011 08 10.03945 | 23 26 06.91 | -09 00 50.3 | 16.2 | N | J59 |
| C/2009 Y1 | 2011 08 10.08910 | 23 26 03.06 | -09 02 11.9 | 16.2 | N | C23 |
| C/2009 Y1 | 2011 08 10.09968 | 23 26 02.32 | -09 02 28.7 | 16.0 | N | C23 |
| C/2009 Y1 | 2011 08 10.11207 | 23 26 01.37 | -09 02 49.0 | 15.4 | N | C23 |
| C/2009 Y1 | 2011 08 10.41678 | 23 25 38.23 | -09 11 07.0 | 15.2 | N | H47 |
| C/2009 Y1 | 2011 08 10.41872 | 23 25 38.08 | -09 11 10.3 | 15.4 | N | H47 |
| C/2009 Y1 | 2011 08 10.42126 | 23 25 37.86 | -09 11 14.6 | 15.5 | N | H47 |
| C/2009 Y1 | 2011 08 10.42282 | 23 25 37.77 | -09 11 17.0 | 15.5 | N | H47 |
| C/2009 Y1 | 2011 08 10.97734 | 23 24 55.71 | -09 26 25.9 | 15.5 | N | 958 |
| C/2009 Y1 | 2011 08 10.98843 | 23 24 54.79 | -09 26 44.5 | 15.5 | N | 958 |
| C/2009 Y1 | 2011 08 10.99834 | 23 24 54.06 | -09 27 00.9 | 15.4 | N | 958 |
| C/2009 Y1 | 2011 08 11.40749 | 23 24 22.45 | -09 38 12.2 | 15.6 | N | H47 |
| C/2009 Y1 | 2011 08 11.41403 | 23 24 21.94 | -09 38 22.9 | 15.7 | N | H47 |
| C/2009 Y1 | 2011 08 11.41905 | 23 24 21.55 | -09 38 31.1 | 15.7 | N | H47 |
| C/2009 Y1 | 2011 08 12.00224 | 23 23 36.55 | -09 54 31.0 | 15.6 | N | 958 |
| C/2009 Y1 | 2011 08 12.01291 | 23 23 35.76 | -09 54 48.2 | 15.6 | N | 958 |
| C/2009 Y1 | 2011 08 12.02380 | 23 23 34.89 | -09 55 06.3 | 15.7 | N | 958 |
| C/2009 Y1 | 2011 08 12.06233 | 23 23 31.85 | -09 56 09.7 | 15.4 | N | C29 |